Perhaps you should try some spelling variations:
"sobre politicas publicaas." » "sobre politicas publicas.", "sobre politica publicas.", "sobre politicas publicad.", "sobre politica publicaas.", "serie politicas publicaas."
"serie politica publica." » "serie politicas publicas.", "serie politicas publica.", "sobre politica publica.", "elite politica publica."
"serie policiaca public." » "serie politica publicas.", "serie politico publico."

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("serie politica publica.") or ("serie policiaca public."))) or ("sobre politicas publicaas."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("serie politica publica.") OR ("serie policiaca public."))) OR ("sobre politicas publicaas.")).
• Removing quotes may allow a broader search: (((( serie politica publica. ) or ( serie policiaca public. ))) or ( sobre politicas publicaas. )).
• Adding a wildcard symbol may retrieve word variants: (((("serie politica publica.") or ("serie policiaca public."))) or ("sobre politicas publicaas."))*.